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XLSX to JSON

Convert XLSX spreadsheets to JSON in seconds. XLSX is best for spreadsheets, accounts and data tables; JSON is best for developers, APIs and app data. Your files are processed on your own device.

  • No upload — 100% private
  • Fast, lossless when possible
  • Free & unlimited
  • Works on iPhone & Android

    How to convert XLSX to JSON

    1. 1

      Tap Choose files and select your XLSX file(s).

    2. 2

      Adjust the options if you like (the defaults work well).

    3. 3

      Press Convert to JSON. Several files can be downloaded together as a ZIP.

    XLSX vs JSON

    XLSXJSON
    Full nameMicrosoft Excel workbookJavaScript Object Notation
    Opens on iPhone◐ Partly / with an app✓ Yes
    Opens on Android◐ Partly / with an app✓ Yes
    Opens on Windows✓ Yes✓ Yes
    Opens on Mac◐ Partly / with an app✓ Yes

    XLSX: XLSX is the Excel spreadsheet format with multiple sheets, formulas and formatting. Google Sheets, Numbers and LibreOffice open it too.

    JSON: JSON is the structured data format of web APIs and apps. Converting a spreadsheet to JSON turns each row into an object.

    Frequently asked questions

    How do I convert XLSX to JSON on my phone?
    Open this page in your phone's browser, tap Choose files, pick your XLSX file(s) and press the button. The JSON file saves to Downloads.
    Is it free and unlimited?
    Yes. There's no sign-up, no watermark and no daily limit.
    Are my files uploaded?
    No. Conversion runs in your browser, so your documents and photos stay private.

    Rate this tool

    Be the first to rate it.

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